Update http crate name (#15041)

Release Notes:

- N/A

crates/semantic_index/src/embedding/ollama.rs

@@ -1,6 +1,6 @@
 use anyhow::{Context as _, Result};
 use futures::{future::BoxFuture, AsyncReadExt, FutureExt};
-use http::HttpClient;
+use http_client::HttpClient;
 use serde::{Deserialize, Serialize};
 use std::sync::Arc;
 

crates/semantic_index/src/embedding/open_ai.rs

@@ -1,7 +1,7 @@
 use crate::{Embedding, EmbeddingProvider, TextToEmbed};
 use anyhow::Result;
 use futures::{future::BoxFuture, FutureExt};
-use http::HttpClient;
+use http_client::HttpClient;
 pub use open_ai::OpenAiEmbeddingModel;
 use std::sync::Arc;